Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Sound Waves: Resonance01:14

Sound Waves: Resonance

2.7K
Resonance is produced depending on the boundary conditions imposed on a wave. Resonance can be produced in a string under tension with symmetrical boundary conditions (i.e., has a node at each end). A node is defined as a fixed point where the string does not move. The symmetrical boundary conditions result in some frequencies resonating and producing standing waves, while other frequencies interfere destructively. Sound waves can resonate in a hollow tube, and the frequencies of the sound...
2.7K
Parallel Resonance01:23

Parallel Resonance

249
The parallel RLC circuit is an arrangement where the resistor (R), inductor (L), and capacitor (C) are all connected to the same nodes and, as a result, share the same voltage across them. The parallel RLC circuit is analyzed in terms of admittance (Y), which reflects the ease with which current can flow. The admittance is given by:
249
Double Resonance Techniques: Overview01:12

Double Resonance Techniques: Overview

260
Double resonance techniques in Nuclear Magnetic Resonance (NMR) spectroscopy involve the simultaneous application of two different frequencies or radiofrequency pulses to manipulate and observe two distinct nuclear spins. One important application of double resonance is spin decoupling, which selectively suppresses coupling with one type of nucleus while observing the NMR signal from another nucleus, simplifying the spectrum and enhancing resolution.
Spin decoupling is usually achieved by...
260
NMR Spectrometers: Radiofrequency Pulses and Pulse Sequences01:17

NMR Spectrometers: Radiofrequency Pulses and Pulse Sequences

876
A pulse is a short burst of radio waves distributed over a range of frequencies that simultaneously excites all the nuclei in the sample. Upon passing a radio frequency pulse along the x-axis, the nuclei absorb energy corresponding to their Larmor frequencies and achieve resonance. This shifts the net magnetization vector from the z-axis toward the transverse plane. This angle of rotation of the magnetization vector, or the flip angle, is proportional to the duration and intensity of the pulse.
876
Characteristics of Series Resonant Circuit01:24

Characteristics of Series Resonant Circuit

295
Series resonance occurs in a circuit containing inductive (L), capacitive (C), and resistive (R) elements connected sequentially. At the resonance frequency, the inductive and capacitive reactances are equal in magnitude but opposite in sign, effectively canceling each other. This causes the circuit's impedance is minimal, primarily determined by the resistance R. The resonant frequency of an RLC circuit is defined as:
295
Standing Waves in a Cavity01:28

Standing Waves in a Cavity

988
A household microwave and lasers are examples of standing electromagnetic waves in a cavity. When two conducting metal plates are placed parallel at the nodal planes, it creates a cavity where standing waves are formed. The cavity between the two planes is analogous to a stretched string held at the points x = 0 and x = L. Here, the distance 'L' between the two planes must be an integer multiple of half of the wavelength. The wavelengths that satisfy this condition are given by:
988

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Choledochal Villous Adenoma With Intrahepatic Bile Duct Stones: A Case Report.

Clinical case reports·2026
Same author

Application and validation of AI-assisted 3D-Printed gastroduodenal anatomical variation models in specialized nursing training.

Frontiers in bioengineering and biotechnology·2026
Same author

Dichography: two-frame ultrafast imaging from a single diffraction pattern.

Nature communications·2026
Same author

Development of PRRSV-1 specific monoclonal antibody and detection of PRRSV-1 infection.

Virology·2026
Same author

Terahertz-Assisted Multiband High-Harmonic Spectroscopy.

Physical review letters·2026
Same author

Angiodysplasia as a rare cause of acute hematochezia in a 33-year-old with vascular risk factors: a case report.

Frontiers in medicine·2026

Related Experiment Video

Updated: Aug 14, 2025

Evanescent Field Based Photoacoustics: Optical Property Evaluation at Surfaces
10:21

Evanescent Field Based Photoacoustics: Optical Property Evaluation at Surfaces

Published on: July 26, 2016

11.8K

Resonant Perfect Absorption Yielded by Zero-Area Pulses.

Yu He1,2, Zuoye Liu1, Christian Ott2

  • 1School of Nuclear Science and Technology and Frontiers Science Center for Rare Isotopes, Lanzhou University, 730000 Lanzhou, China.

Physical Review Letters
|January 13, 2023
PubMed
Summary

We demonstrate precise control over light absorption in open two-level systems using temporal engineering. This technique allows for significant enhancement or reduction of light absorption, achieving near-perfect absorption through destructive interference.

More Related Videos

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
13:44

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

15.4K
High Resolution Phonon-assisted Quasi-resonance Fluorescence Spectroscopy
10:40

High Resolution Phonon-assisted Quasi-resonance Fluorescence Spectroscopy

Published on: June 28, 2016

7.6K

Related Experiment Videos

Last Updated: Aug 14, 2025

Evanescent Field Based Photoacoustics: Optical Property Evaluation at Surfaces
10:21

Evanescent Field Based Photoacoustics: Optical Property Evaluation at Surfaces

Published on: July 26, 2016

11.8K
Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
13:44

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

15.4K
High Resolution Phonon-assisted Quasi-resonance Fluorescence Spectroscopy
10:40

High Resolution Phonon-assisted Quasi-resonance Fluorescence Spectroscopy

Published on: June 28, 2016

7.6K

Area of Science:

  • Quantum optics
  • Nonlinear spectroscopy
  • Condensed matter physics

Background:

  • Macroscopic transient absorption is crucial for understanding light-matter interactions.
  • Open two-level systems exhibit complex polarization decay dynamics.
  • Controlling light propagation through matter is a fundamental challenge.

Purpose of the Study:

  • To investigate the temporal engineering of macroscopic transient absorption.
  • To achieve significant control over light absorption in open two-level systems.
  • To explore the mechanism of resonant perfect absorption.

Main Methods:

  • Applying an ultrashort temporal gate to polarization decay.
  • Utilizing transient absorption spectroscopy.
  • Employing numerical and analytical modeling.

Main Results:

  • Demonstrated reduction or enhancement of resonant absorption by over 5 orders of magnitude.
  • Achieved quasicomplete extinction of light at the resonant frequency (resonant perfect absorption).
  • Identified destructive interference between excitation pulse and subpulses as the key mechanism.

Conclusions:

  • Temporal engineering offers powerful control over light absorption.
  • Resonant perfect absorption is linked to the formation of zero-area pulses.
  • This work opens new avenues for manipulating light-matter interactions.